Hayder K. Hassoun¹, Riyadh W. Al Essawi¹, Taki Al Tiraihi², Nagham Al-Jussani¹, Zuhair Allebban³* Abstract Multiple Sclerosis (MS) is a chronic inflammatory disease affecting central nervous system in dissemination fashion, time and place. Immune pathophysiology is considered as the main underlying cause of MS since its original description.  Recently, scientists hypothesized that chronic cerebrospinal venous […]